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Part Number
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ADPD2211 |
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Manufacturer
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Analog Devices |
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Description
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High Sensitivity Optical Sensor |
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Published
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Nov 24, 2016 |
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Detailed Description
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Data Sheet
Low Noise, High Sensitivity Optical Sensor ADPD2211
FEATURES
Ultrahigh detectivity photodetector 90 fA/√Hz ...
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Datasheet
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ADPD2211
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Overview
Data Sheet
Low Noise, High Sensitivity Optical Sensor ADPD2211
FEATURES
Ultrahigh detectivity photodetector 90 fA/√Hz (typical) ultralow noise floor Signal-to-noise ratio (SNR) near shot noise limit 137 µA (typical) of supply current when active
(EE = 0 µW/cm2) 1 µA (typical) of supply current in standby High speed, deep junction photodiode Nominal linear output current: 240 µA (typical) Flexible output configuration Excellent pulse response High ambient light rejection Space-saving, 3 mm × 3 mm LFCSP package
APPLICATIONS
Heart rate, pulse oximetry monitoring (photoplethysmography)
Battery-powered medical sensors Chemical analysis
FUNCTIONAL BLOCK DIAGRAM
VCC
+
CURRENT AMPLIFIER
–
ADPD22...
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